(TW: This post is about headpos)
>Messing around with M20xbt
>Pull out some paper tape I had laying around to apply over the speakers to see how they sound
>Give it a listen
>Somehow this DOESN'T gut the vocals and, better yet, fixes the spikey high treble
>Do the same for the bass ports
>Now it's gone from U-shaped into Slightly Warm/Dark
If I had to compare it to an iem it would definitely be close to my E500s, but with less of the midrange fat. Just very easy on the ears. I'm happy with it.